NL37880C - - Google Patents
Info
- Publication number
- NL37880C NL37880C NL37880DA NL37880C NL 37880 C NL37880 C NL 37880C NL 37880D A NL37880D A NL 37880DA NL 37880 C NL37880 C NL 37880C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
- H01Q21/12—Parallel arrangements of substantially straight elongated conductive units
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10D—STRINGED MUSICAL INSTRUMENTS; WIND MUSICAL INSTRUMENTS; ACCORDIONS OR CONCERTINAS; PERCUSSION MUSICAL INSTRUMENTS; AEOLIAN HARPS; SINGING-FLAME MUSICAL INSTRUMENTS; MUSICAL INSTRUMENTS NOT OTHERWISE PROVIDED FOR
- G10D3/00—Details of, or accessories for, stringed musical instruments, e.g. slide-bars
- G10D3/22—Material for manufacturing stringed musical instruments; Treatment of the material
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Aerials With Secondary Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE411011X | 1932-10-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL37880C true NL37880C (th) |
Family
ID=6428356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL37880D NL37880C (th) | 1932-10-01 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2055100A (th) |
| FR (1) | FR411011A (th) |
| GB (1) | GB411011A (th) |
| NL (1) | NL37880C (th) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2776430A (en) * | 1951-03-13 | 1957-01-01 | Leonard J Lynch | Television antenna |
| US2870443A (en) * | 1953-04-15 | 1959-01-20 | Leonard J Lynch | Television antenna |
-
0
- NL NL37880D patent/NL37880C/xx active
-
1909
- 1909-12-18 FR FR411011A patent/FR411011A/fr not_active Expired
-
1933
- 1933-09-25 US US690827A patent/US2055100A/en not_active Expired - Lifetime
- 1933-10-02 GB GB27078/33A patent/GB411011A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2055100A (en) | 1936-09-22 |
| FR411011A (fr) | 1910-06-06 |
| GB411011A (en) | 1934-05-31 |